:root {
  --bg: #fbfbf9;
  --fg: #16201a;
  --muted: #55684f;
  --accent: #3f7d4f;
  --accent2: #6a4c93;
  --accent-soft: #e3f0e6;
  --card-bg: #ffffff;
  --border: #dbe6dd;
  --code-bg: #eef5ef;
  --code-fg: #16201a;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #10140e;
    --fg: #eaf1ea;
    --muted: #93ab93;
    --accent: #6fcf8a;
    --accent2: #b79bf0;
    --accent-soft: #1b2e1f;
    --card-bg: #151c14;
    --border: #253326;
    --code-bg: #182218;
    --code-fg: #eaf1ea;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "Fraunces", Georgia, "Times New Roman", serif;
  font-variation-settings: "WONK" 0;
  line-height: 1.65;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.9rem 1.5rem;
  background: var(--bg);
  border-bottom: 2px solid var(--accent-soft);
  flex-wrap: wrap;
}

.topbar .brand {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--accent);
  margin-right: auto;
}

.topbar nav { display: flex; gap: 1.25rem; }
.topbar nav a { color: var(--muted); font-weight: 600; }
.topbar nav a.active, .topbar nav a:hover { color: var(--accent); text-decoration: none; }

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 5rem;
}

h1 { font-size: 2.2rem; margin-bottom: 0.3rem; color: var(--accent); }
h2 {
  font-size: 1.45rem;
  margin-top: 2.5rem;
  border-bottom: 2px solid var(--accent-soft);
  padding-bottom: 0.4rem;
}
h3 { font-size: 1.15rem; margin-top: 1.8rem; color: var(--accent); }

.subtitle { color: var(--muted); font-size: 1.1rem; margin-top: 0; }

.badge-row { display: flex; gap: 0.5rem; margin: 1rem 0; flex-wrap: wrap; }
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--border);
}

pre {
  background: var(--code-bg);
  color: var(--code-fg);
  padding: 1rem;
  border-radius: 8px;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  font-size: 0.88rem;
  font-family: "SF Mono", Consolas, Menlo, monospace;
}

code {
  background: var(--code-bg);
  padding: 0.15rem 0.35rem;
  border-radius: 4px;
  font-size: 0.9em;
  font-family: "SF Mono", Consolas, Menlo, monospace;
}

pre code { background: none; padding: 0; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.92rem;
}

th, td {
  text-align: left;
  padding: 0.5rem 0.7rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th { color: var(--accent); font-weight: 700; }

.card-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  margin: 1.5rem 0;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.1rem;
  transition: border-color 0.15s ease;
}

.card:hover { border-color: var(--accent); }
.card h3 { margin-top: 0; }
.card p { color: var(--muted); margin: 0.4rem 0 0; font-size: 0.92rem; }

footer {
  max-width: 760px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 3rem;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 2px solid var(--accent-soft);
}